Translate i18n-default.json in fi [Manual Sync] (#5301)

13% of minimum 3% translated source file: 'i18n-default.json'
on 'fi'.

Sync of partially translated files: 
untranslated content is included with an empty translation 
or source language content depending on file format

Co-authored-by: transifex-integration[bot] <43880903+transifex-integration[bot]@users.noreply.github.com>

webclient/public/locales/fi/translation.json

@@ -379,4 +379,4 @@
       "reset": "Reset Password"
     }
   }
-}
+}